2 × 3 × 5 × 7 × 19 × 409

Prime Factor Structure

Factorization String 2 × 3 × 5 × 7 × 19 × 409

Distinct Prime Factors 6

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 64

Divisor Sum (σ) 4,723,200

Proper Divisor Sum 3,091,290

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #1631899 ← → #1631911

1 2 3 5 6 7 10 14 15 19 21 30 35 38 42 57 70 95 105 114 133 190 210 266 285 399 409 570 665 798 818 1,227 1,330 1,995 2,045 2,454 2,863 3,990 4,090 5,726 6,135 7,771 8,589 12,270 14,315 15,542 17,178 23,313 28,630 38,855 42,945 46,626 54,397 77,710 85,890 108,794 116,565 163,191 233,130 271,985

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

1,631,910 815,955 2,447,866 1,223,933 3,671,800 1,835,900 917,950 458,975 1,376,926 688,463 2,065,390 1,032,695 3,098,086 1,549,043 4,647,130 2,323,565 6,970,696 3,485,348 1,742,674 871,337 2,614,012 1,307,006 653,503 1,960,510 980,255 2,940,766 1,470,383 4,411,150 2,205,575 6,616,726 3,308,363 9,925,090 4,962,545 14,887,636 7,443,818 3,721,909 11,165,728 5,582,864 2,791,432 1,395,716 697,858 348,929 1,046,788 523,394 261,697 785,092 392,546 196,273 588,820 294,410 147,205 441,616 220,808 110,404 55,202 27,601 82,804 41,402 20,701 62,104

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.